540140

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 1149120

約数和(自身を除く): 608980

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 239, 452, 478, 565, 956, 1130, 1195, 2260, 2390, 4780, 27007, 54014, 108028, 135035, 270070, 540140]

約数ペア:

[(1, 540140), (2, 270070), (4, 135035), (5, 108028), (10, 54014), (20, 27007), (113, 4780), (226, 2390), (239, 2260), (452, 1195), (478, 1130), (565, 956)]